The square root of 399 is the number, which multiplied by itself 2 times, is 399. In other words, this number to the power of 2 equals 399.
Besides the real values of
along with an explanation, on this page you can also find what the elements of the square root of 399 are called.
In addition to the terminology, we have a calculator you don’t want to miss:
Second Root of 399In this section we provide you with important additional information about the topic of this post:
The term can be written as ²√399 or 399^1/2.
As the index 2 is even and 399 is greater than 0, 399 has two real square roots:
²√399, which is positive and called principal square root of 399, and -²√399 which is negative.
Together, they are denominated as
Although the principal square root of three hundred ninety-nine is only one of the two square roots, the term “square root of 399” usually refers to the positive number, that is the principal square root.
If you want to know how to find the value of this root, then read our article Square Root located in the header menu.
There, we also discuss the properties for index n = 2 by means of examples: multiplication, division, exponentiation etc.
Next, we have a look at the inverse function.
Inverse of Square Root of 399Extracting the square root is the inverse operation of ^2:
In the following paragraph, we are going to name the elements of this √.
What is the Square Root of 399?You already have the answer to that question, and you also know about the inverse operation of 399 square root.
Keep reading to learn what the parts are called.
- ²√399 is the square root of 399 symbol
- 2 is the index
- 399 = radicand; the radicand is the number below the radical sign
- Square root = ±19.9749843554
- √ is called radical symbol or radical only
As a sidenote: All values on this page have been rounded to ten decimal places.
Now you really know all about ²√399, including its values, parts and the inverse.
If you need to extract the 2nd root of any other real number use our calculator above.
Simply insert the number of which you want to find the square root (e.g. 399); the calculation is done automatically.
If you like our information about ²√399, then a similar square root you may be interested in is, for example: square root of 401.
In the following table you can find the n-th root of 399 for n = 2,3,4,5,6,7,8,9,10.
TableThe aim of this table is to provide you with an overview of the nth roots of 399.
A few lines down from here we review the FAQs.
|2||399||Square Root of 399||²√399||±19.9749843554|
|3||399||Cube Root of 399||³√399||7.361917821|
|4||399||Forth Root of 399||⁴√399||±4.4693382458|
|5||399||Fifth Root of 399||⁵√399||3.3127951306|
|6||399||Sixth Root of 399||⁶√399||±2.7132854293|
|7||399||Seventh Root of 399||⁷√399||2.3527054392|
|8||399||Eight Root of 399||⁸√399||±2.1140809459|
|9||399||Nineth Root of 399||⁹√399||1.9453465917|
|10||399||Tenth Root of 399||¹⁰√399||±1.8201085491|
Square Root of Three Hundred Ninety-NineIf you have been searching for what’s the square root of three hundred ninety-nine or 2nd root of 399, then you are reading the right post as well.
The same is true if you typed 2 root of 399 or 399 2 root in the search engine of your preference, just to name a few similar terms.
Right below you can find the frequently asked questions in the context.
FAQs About the Square Root of 399Click on the question which is of interest to you to see the collapsible content answer.
How Many Real Square Roots Does 399 Have?
399 has two real square roots, because the radicand 399 is positive and the index 2 is even.
What to the Second Power Equals 399?
The square root of 399 to the power of 2 equals 399.
How Do You Find the Square Root of 399?
Start with an initial guess such that 2 times that value equals approximately 399, then keep improving the guess until you have the required precision.
What is 399 to the Square Root?
399 to the square root = 399^1/2 = ±19.9749843554.
What Number is the Square Root of 399?
The square root of 399 = ±19.9749843554.
How Do You Solve the Square Root of 399?
To compute the 2nd root of 399 use a calculator, and/or employ the Newton–Raphson method.
What is the Value of 2 Root 399?
The value of 2 root 399 is ±19.9749843554.
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Ahead is the wrap-up of our information.
SummaryTo sum up, the square roots of 399 are ±19.9749843554; the positive real value is the principal.
Finding the second root of the number 399 is the inverse operation of rising the ²√399 to the power of 2. That is to say, (±19.9749843554)2 = 399.
Further information about the root of a number like ²√399 can be found on our page n-th Root.
Note that you can also locate roots of real numbers such as ²√399 by means of the search form in the menu and in the sidebar of this site.
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BTW: A term closely related to square roots is perfect square. We tell you everything about perfect squares in our article Square Numbers.
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